<html>
    <head>
        <title>BíchVân-web1</title>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
        <link href="public/css/pages.css" type="text/css" rel="stylesheet">
    </head>
    <body>
        <?php
        require_once 'model/dbs.php';
        ?>

        <h1> Bích Vân</h1>
        <?php
        $query = "SELECT * FROM companies";
        $companies = getData($query);
        $query = "SELECT * FROM apps";
        $apps = getData($query);
        ?>
        <form method="POST">
            Min fans<input type="text" name="min_fans"><br>
            Max fans<input type="text" name="max_fans"><br>
            Keyword <input type="text" name="keyword"><br>
            Company<select name="id_company">
                <option value="0">select company</option>
                <?php foreach ($companies as $company): ?>
                    <option value="<?php echo $company['id'] ?>"><?php echo $company['name'] ?></option>
                <?php endforeach; ?>
            </select>

            Application :<select name="id_apps">
                <option value="0">select Application</option>
                <?php foreach ($apps as $app): ?>
                    <option value="<?php echo $app['id'] ?>"><?php echo $app['name'] ?></option>
                <?php endforeach; ?>
            </select><br>

            <input type="submit" name="submit">
        </form>

        <?php if (isset($_POST['submit'])): // isset kiem tra co ton tai kg ?>
            <?php
            $min_fans = $_POST['min_fans'];
            $max_fans = $_POST['max_fans'];
            $keyword = $_POST['keyword'];
            $company = $_POST["id_company"];
            $apps = $_POST["id_apps"];
            if (!empty($company)) //empty ktra rong kg.
                $company = "(companies.id=$company )AND"; //thuc hien $company
            else
                $company = "";
            if (!empty($apps))
                $apps = "(apps.id=$apps )AND";
            else
                $apps = "";



            if (empty($max_fans) && !empty($min_fans)) {
                $query = "SELECT * FROM pages
            INNER JOIN apps_pages ON pages.id=apps_pages.id_page
            INNER JOIN apps ON apps.id=apps_pages.id_app
            INNER JOIN companies ON companies.id=apps.id_company
            where $company
                  $apps 
                  ( pages.likes>= $min_fans)and
                  ( pages.description LIKE '% $keyword %')
                  LIMIT 0,10";
            } else if (!empty($max_fans) && empty($min_fans)) { //SELECT * lay tung dong 
                $query = "SELECT * FROM pages  
            INNER JOIN apps_pages ON pages.id=apps_pages.id_page
            INNER JOIN apps ON apps.id=apps_pages.id_app
            INNER JOIN companies ON companies.id=apps.id_company
            where $company
                  $apps
                  ( pages.likes<= $max_fans)and
                  ( pages.description LIKE '% $keyword %')
                  LIMIT 0,10";
            } else if (empty($max_fans) && empty($min_fans)) {// INNER JOIN ket noi bang
                $query = "SELECT * FROM pages
            INNER JOIN apps_pages ON pages.id=apps_pages.id_page
            INNER JOIN apps ON apps.id=apps_pages.id_app
            INNER JOIN companies ON companies.id=apps.id_company
            where $company
                  $apps
                  ( pages.description LIKE '% $keyword %')
                  LIMIT 0,10";
            } else { // INNER JOIN ket noi bang
                $query = "SELECT * FROM pages
            INNER JOIN apps_pages ON pages.id=apps_pages.id_page
            INNER JOIN apps ON apps.id=apps_pages.id_app
            INNER JOIN companies ON companies.id=apps.id_company
            where $company
                  $apps
                 ( pages.likes>= $min_fans)and
                 ( pages.likes<= $max_fans)and
                 ( pages.description LIKE '% $keyword %')
                  LIMIT 0,10";
            }

            var_dump($query);
            $pages = getData($query);
            ?>
            <?php if (!empty($pages)): ?>
                <table id="khung">
                    <tr>
                        <td id="o"> profile </td>
                        <td id="o"> likes </td>
                        <td id="o"> Company </td>
                        <td id="o"> description </td>

                    </tr>
                    <?php foreach ($pages as $page): ?>
                        <tr class="a">
                            <td><img src="<?php echo $page['picture'] ?>"></td>
                            <td class="b"><?php echo $page['likes'] ?></td>
                            <td><?php echo $page['name'] ?></td>
                            <td><?php echo substr($page["description"], 0, 100); ?></td>
                            <?php // var_dump($page);die(); ?>
                        </tr>
                    <?php endforeach; ?>
                </table> 

            <?php endif; ?>
        <?php endif; ?>
    </body>
</html>